How Does Sunscreen Work? Can it Really Prevent Wrinkles and Cancer?

To learn more about sunscreen, check out Ingredients at http://www.rebrand.ly/Ingredients

Does slathering on sunscreen do anything beyond preventing a sunburn? Can it actually stop us from getting wrinkles or skin cancer? #sunscreen #skincancer #sunburn #wrinkles

You might also like:
The World's Most Unavoidable Carcinogen:
https://youtu.be/7ZXvngquyT4

How Do Anti-Wrinkle Creams Work?:
https://youtu.be/2ueEEwg7bck

What is Ringworm and How Do You Get Rid of It?:
https://youtu.be/oM3HlbVIw6A

How Does Moisturizer Work?:
https://youtu.be/QdNPiW4ZULk

What's the Deal with Acne?:
https://youtu.be/KrMbwDil1hc

Credits:
Executive Producers:
George Zaidan
Hilary Hudson

Producers:
Andrew Sobey
Elaine Seward

Writer/Host:
Sam Jones, PhD

Scientific consultants:
Leila Duman, PhD
Brian Diffey, PhD
Uli Osterwalder, MS
Brianne Raccor, PhD

Sources:
Ingredients: The strange chemistry of what we put in us and on us
https://www.penguinrandomhouse.com/books/599202/ingredients-by-george-zaidan/

Shedding More Light on Sunscreen Absorption
https://www.fda.gov/news-events/fda-voices/shedding-more-light-sunscreen-absorption

FDA advances new proposed regulation to make sure that sunscreens are safe and effective
https://www.fda.gov/news-events/press-announcements/fda-advances-new-proposed-regulation-make-sure-sunscreens-are-safe-and-effective

New sunscreens and the precautionary principle
https://pubmed.ncbi.nlm.nih.gov/26885870/

Protein oxidation, UVA and human DNA repair
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4962777/

Use of sunscreen and risk of melanoma and non-melanoma skin cancer: a systematic review and meta-analysis
https://pubmed.ncbi.nlm.nih.gov/29620003/

How do the chemicals in sunscreen protect our skin from damage
https://theconversation.com/how-do-the-chemicals-in-sunscreen-protect-our-skin-from-damage-74355

Sunscreen and Prevention of Skin Aging
https://www.acpjournals.org/doi/10.7326/0003-4819-158-11-201306040-00002?articleid=1691733&

UV rays
https://www.healthline.com/health/skin/uva-vs-uvb#uv-ray-strength

Mechanisms of DNA damage by UV rays
https://www.news-medical.net/life-sciences/The-Mechanism-of-DNA-Damage-by-UV-Radiation.aspx

Sunscreen history
https://healthcare.utah.edu/healthfeed/postings/2016/05/summer_skin.php

Sunlight damage to cellular DNA: Focus on oxidatively generated lesions
https://www.sciencedirect.com/science/article/pii/S0891584917300382

UVA-induced cyclobutane pyrimidine dimers in DNA: a direct photochemical mechanism?
https://pubs.rsc.org/en/content/articlelanding/2010/ob/b924712b#!divAbstract

How does sunscreen protect you?
https://www.yalescientific.org/2012/05/how-does-sunscreen-protect-you/

Tanning and your skin
https://www.skincancer.org/risk-factors/tanning/

Risks of tanning
https://www.fda.gov/radiation-emitting-products/tanning/risks-tanning

Sunscreen and skin cancer
https://www.vox.com/science-and-health/2018/6/25/17500704/sunscreen-skin-cancer

The sunscreen gap
https://www.healthline.com/health/black-people-need-sunscreen

Skin cancer foundation
https://www.skincancer.org/blog/photoaging-what-you-need-to-know/

Generation of 8-oxo-7,8-dihydroguanine
https://www.researchgate.net/figure/Generation-of-8-oxo-7-8-dihydroguanine-and-its-altered-base-pairing-property-A_fig2_309755347

Wait, What’s the Deal With Sunscreen? Does It Work or Not?
https://www.wired.com/story/whats-deal-with-sunscreen-does-it-work-or-not/

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